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Acquisition - Unaudited Pro Forma Financial Information (Details) - TMB [Member] $ / shares in Units, $ in Thousands | 12 Months Ended
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Jun. 30, 2014 USD ($) $ / shares
Pro forma operating results |
Net Sales | $ | $ 2,941,005
Net income attributable to Kennametal | $ | $ 175,804
Per share data attributable to Kennametal Shareholders: |
Basic earnings per share | $ / shares | $ 2.23
Diluted earnings per share | $ / shares | $ 2.21

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